Analysis

  • max time kernel
    213s
  • max time network
    291s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02/04/2024, 14:07

General

  • Target

    B0EB42A85371E15EF92020C37406F59E786A503D.exe

  • Size

    294KB

  • MD5

    54935c8ce5efca8a4589caa0d3e9258f

  • SHA1

    b0eb42a85371e15ef92020c37406f59e786a503d

  • SHA256

    3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9

  • SHA512

    3fb388b769a5cae21a035ae999e5d190d941c4a146cf77e5481a5ea8337b8e1a0259a206ad04d1a902842412584825db5d2fbd7c9425fcc855581e294b7d26bc

  • SSDEEP

    3072:CX8L3hvoXS+bakYZXhJ1KcRvPHiiKXU57jdPWfd9Drt67JUPFk+Hc/vyK1nhlXWl:CsvYSo6r1xIiKkLixP+qIyK1nfXy5IB

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.65.64

Signatures

  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 8 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\B0EB42A85371E15EF92020C37406F59E786A503D.exe
    "C:\Users\Admin\AppData\Local\Temp\B0EB42A85371E15EF92020C37406F59E786A503D.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 780
      2⤵
      • Program crash
      PID:4820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 816
      2⤵
      • Program crash
      PID:3328
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 836
      2⤵
      • Program crash
      PID:4064
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 872
      2⤵
      • Program crash
      PID:5076
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 960
      2⤵
      • Program crash
      PID:2344
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 1064
      2⤵
      • Program crash
      PID:2304
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 1320
      2⤵
      • Program crash
      PID:3608
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "B0EB42A85371E15EF92020C37406F59E786A503D.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\B0EB42A85371E15EF92020C37406F59E786A503D.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3932
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "B0EB42A85371E15EF92020C37406F59E786A503D.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 1532
      2⤵
      • Program crash
      PID:3956
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3056 -ip 3056
    1⤵
      PID:460
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3056 -ip 3056
      1⤵
        PID:2016
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3056 -ip 3056
        1⤵
          PID:3288
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3056 -ip 3056
          1⤵
            PID:956
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3056 -ip 3056
            1⤵
              PID:4348
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3056 -ip 3056
              1⤵
                PID:3568
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3056 -ip 3056
                1⤵
                  PID:2020
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3056 -ip 3056
                  1⤵
                    PID:4668

                  Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • memory/3056-2-0x0000000004BA0000-0x0000000004BCD000-memory.dmp

                          Filesize

                          180KB

                        • memory/3056-1-0x0000000002FC0000-0x00000000030C0000-memory.dmp

                          Filesize

                          1024KB

                        • memory/3056-3-0x0000000000400000-0x0000000002D48000-memory.dmp

                          Filesize

                          41.3MB

                        • memory/3056-6-0x0000000004BA0000-0x0000000004BCD000-memory.dmp

                          Filesize

                          180KB

                        • memory/3056-5-0x0000000000400000-0x0000000002D48000-memory.dmp

                          Filesize

                          41.3MB